Vent mount base with extension arm



FIG. 1 is a front perspective view showing a vent mount base with extension arm of the present invention;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is right side thereof; and,

FIG. 8 is a rear view thereof.

In the drawings, the broken line showings are for purposes of illustrating environmental structure or portions of the vent mount base with extension arm that form no part of the claimed design. 

CLAIM The ornamental design for a vent mount base with extension arm, as shown and described. 